wstring: remove WideToUpper/WideToLower

Also fix two instances of passing a single-char array to a function
that expects a string (we must NUL-terminate the array).

BUG=23581

Review URL: http://codereview.chromium.org/7000005

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@84855 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 0 insertions, 8 deletions

diff --git a/base/i18n/case_conversion.cc b/base/i18n/case_conversion.cc
index 2dedade..2762505 100644
--- a/base/i18n/case_conversion.cc
+++ b/base/i18n/case_conversion.cc
@@ -16,19 +16,11 @@ string16 ToLower(const string16& string) {
   return string16(unicode_string.getBuffer(), unicode_string.length());
 }
 
-std::wstring WideToLower(const std::wstring& string) {
-  return UTF16ToWide(ToLower(WideToUTF16(string)));
-}
-
 string16 ToUpper(const string16& string) {
   icu::UnicodeString unicode_string(string.c_str(), string.size());
   unicode_string.toUpper();
   return string16(unicode_string.getBuffer(), unicode_string.length());
 }
 
-std::wstring WideToUpper(const std::wstring& string) {
-  return UTF16ToWide(ToUpper(WideToUTF16(string)));
-}
-
 }  // namespace i18n
 }  // namespace base